Home / 9,607.25-13,258.21-5,415.50

Finding the Fourth Proportional to 9,607.25, 13,258.21 and 5,415.50

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Solution

The fourth proportional to 9,607.25, 13,258.21 and 5,415.50 is: 7,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.25 : 13,258.21 = 5,415.50 : x
  2. Step 2: Convert to fraction form
    9,607.25/13,258.21 = 5,415.50/x
  3. Step 3: Cross multiply
    9,607.25x = 13,258.21 × 5,415.50
  4. Step 4: Simplify right side
    9,607.25x = 71,799,836.26
  5. Step 5: Solve for x
    x = 71,799,836.26/9,607.25
  6. Step 6: Final answer
    x = 7,473.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.